Upgraded 420020007S Control Board with 472610Z Switch Pad Replacement control board and switch pad assembly compatible with Pentair MasterTemp 200, 250, 300, 400 and StaRite MaxETherm SR200, SR333, SR400NA and HD models 460805 and 461105. Why you need this product Restores heater control and user interface when the original board or keypad fails. Resolves common issues such as unresponsive buttons, intermittent operation, or error codes caused by faulty electronics. Provides a directfit replacement that matches the original connections and layout to simplify installation. Key benefits and problem solving Direct compatibility: Designed to the 420020007S control board and 472610Z switch pad for the listed models, reducing troubleshooting time and avoiding fitment issues. Reliable operation: Replaces worn or damaged electronics and keypad so the heater can to normal control and temperature regulation. Easy swapin installation: Form factor and connector placement align with the original components so technicians and DIY installers can the part without extensive modification. What makes this unit stand out Complete assembly: Includes both the control board and the switch pad to address both electronic failure and keypad wear in a single . Accurate fitment: Matches the layout and mounting points of the original board for a straightforward replacement process. Practical solution: Focused on restoring function rather than complex upgrades, making it suitable for scheduled maintenance and repairs. Important attributes Function: Replacement control board and switch pad to manage heater controls and user input for the compatible models. Compatibility: Supports Pentair MasterTemp 200, 250, 300, 400 and StaRite MaxETherm SR200, SR333, SR400NA and HD models 460805 and 461105. Performance: Returns original control capabilities and keypad responsiveness when original components fail. Form factor: Engineered to align with original mounting points and connector interfaces for an efficient installation. Typical use scenarios Service : a failed control board and unresponsive keypad during pool equipment to restore normal heater operation and prevent downtime. Preventive maintenance: Swap out an aging board and worn switch pad during scheduled maintenance to avoid unexpected failures during peak season. Rental or commercial pool upkeep: Rapid replacement for units in heavy use where reliable control response is required to maintain set temperatures and operational schedules. What to expect in installation Inspect and document wiring and connector positions before removal. Remove the original control board and switch pad assembly and install the replacement in the same orientation. Verify all connectors are fully seated and test the heater functions and keypad responsiveness before final assembly. Compatible models summary Pentair MasterTemp 200, 250, 300, 400 StaRite MaxETherm SR200, SR333, SR400NA StaRite HD models 460805 and 461105 This replacement control board and switch pad assembly is intended to provide a straightforward, compatible option to restore control and user interface functionality for the specified heater models.